Hazmat crews responded to a Mercer County water filtration plant Wednesday morning for a chlorine leak inside the facility.
The incident occurred around 5:45 a.m. in the Trenton Water Works plant located on Route 29 near the Calhoun Street Bridge, according to officials.
SkyForce10 was over the scene as firefighters suited up to enter the building.
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There are no reported injuries.
Authorites said they are investigating the cause of the leak, which was placed under control by 6:45 a.m.
A similar hazmat incident occurred at this same facility on March 27. Crews responded after an alarm, set to sound when there is a chlorine leak in the building, went off. No one was hurt and there was no threat to the water supply.